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Encyclopedia Articles (2)

Aristarchus of Samos
c. 310-c. 230 B.C.
Greek astronomer and mathematician who applied geometric theory to calculate the relative sizes, and distance between, the Moon and Sun. The first scientist to ...
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Aristarchus of Samos
c. 310-c. 230 B.C.
Greek Astronomer and Mathematician
Aristarchus is famous for developing the first heliocentric planetary theory. For this, he has come to be known as the &#x002...
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Biographies (2)

The Greek astronomer Aristarchus of Samos (ca. 310-230 BC) hypothesized that the earth revolves yearly about the sun and daily rotates about its own axis. He attempted to determine the relative sizes ...
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As with many of his contemporaries, the only extant facts about the life of Aristarchus involve remarks about him and his work written by others. Only one of Aristarchus' writings survived, On the Mag...
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